{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "We used time - to - event analysis to identify potential predictors of decrease in renal function including age , baseline ejection fraction , baseline creatinine , low systolic blood pressure ( < 100 mm Hg ) , history of hypertension , diabetes , and use of antiplatelet , diuretic , and beta - blocker therapy ."}
{"Disease": ["hypertension", "diabetes"], "Chemical": ["creatinine", "diuretic"]}